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FOC | Family List | FOC Vol. 10 | Fabaceae | Astragalus

253. Astragalus chorgosicus Lipsky, Trudy Imp. S.-Peter­burgsk. Bot. Sada. 26: 257. 1907.

霍尔果斯黄耆 huo er guo si huang qi

Plants subshrubby, 20-32 cm tall, vegetative parts with appressed, ± medifixed, only white hairs 0.5-0.8 mm. Stems several, branched, old parts lignified, stems of current year up to 8 cm, loosely hairy, sometimes glabrescent. Leaves 3-5 cm; stipules 2-3 mm, adnate to petiole for 1-1.5 mm, behind stem connate to middle, sparsely hairy or nearly glabrous; petiole 0.5-1 cm, like rachis loosely to rather densely hairy; leaflets in 3 or 4 pairs, narrowly elliptic to linear, 7-20 × 1-3 mm, both surfaces loosely hairy, apex obtuse to subacute. Racemes 4-8 cm, loosely 5-10-flowered; peduncle 5-18 cm, sparsely to loosely hairy; bracts 1.5-2 mm, sparsely black and white hairy. Calyx 11-12 mm, sparsely covered with subappressed white and black hairs 0.3-0.5 mm; teeth 1-1.5 mm. Petals pink or pale violet; standard narrowly obovate to oblong, 24-25 × 7-8 mm, apex emarginate, slightly constricted in middle; wings 21-23 mm; keel ca. 20 mm. Legumes with a stipe 3-5 mm, oblong, straight, 12-15 mm, 3-4 mm high and 2-3 mm wide, with a straight beak 1-1.5 mm, 2-locular; valves glabrous or with scattered hairs.

Mountain slopes, arid bushes; 600-1200 m. NW Xinjiang [Ka­zakhstan].


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